ok, the following is a reasonable free travel strategy for Chengdu and Chongqing.

Day 1: Chengdu

After arriving in Chengdu, go to the hotel to put your luggage. Next, you can go to Jinli Ancient Street and taste local snacks and delicious food. Then you can go to the panda base and watch the lovely pandas eat bamboo and play in the bamboo forest. In the evening, you can go to Kuanzhai Lane and experience the nightlife in Chengdu.

Day 1: Chengdu

In the morning, I went to Wangjiang Tower to see the beautiful scenery on both sides of Jinjiang River, and then I went to Wenshu Academy to enjoy the ancient buildings and Buddhist culture. In the afternoon, you can visit IKEA, Leshan Giant Buddha or Qingcheng Mountain. In the evening, you can go to the night market in Chengdu and taste local special snacks and supper.

Day 3: Chongqing

Take the high-speed train to Chongqing in the morning. After arriving, you can go to Jie Fangbei Pedestrian Street to feel the bustling urban atmosphere. In the afternoon, you can go to Hongya Cave and visit the ancient buildings and beautiful scenery. In the evening, you can eat Chongqing hot pot and taste authentic Chongqing specialties.

Day 4: Chongqing

In the morning, you can go to Chaotianmen Square to enjoy the beautiful scenery on both sides of the Yangtze River. Then visit the Three Gorges Museum near Jie Fangbei to learn about Chongqing's history and culture. In the afternoon, you can go to Chongqing Zoo and see the lovely animals. In the evening, you can go to see the night view, and you can go to Nanshan Scenic Area or Hongyadong to enjoy the night view of Chongqing.

Day 5: Chongqing

In the morning, you can go to the Tiansheng Third Bridge in Wulong to experience the thrills of the glass plank road and suspension bridge. In the afternoon, you can go to the hot spring resort in Chongqing to relax. In the evening, you can watch the luxurious light show in Chongqing, such as Hongyadong and Nanshan Scenic Area.

Day 6: Chongqing

In the morning, you can go to Nanshan Scenic Area in Chongqing to enjoy the beautiful natural scenery. In the afternoon, you can visit the Three Gorges in Wushan and experience the fun of boating and rafting. In the evening, you can go to the night market in Chongqing and taste local food and snacks.

Day 7: On the last day of Chongqing, you can go to the shopping center near Jie Fangbei to buy some souvenirs and specialties. Then go to the airport and return home.